Legit Solid Cool Keeping Reflective Foam Core Roofing Underlayment Roll With Heavy Duty Closed Cell Insulation And 97 Percent Radiant Heat Barrier For Attics Sheds And Garages Staples Lock Right In

Reflective Foam Core Radiant Barrier Roofing Underlayment
✔️ 4x125ft roll 1.5mm 1/16 inch thick closed cell foam insulation barrier

This double sided radiant shield features a dense closed cell foam matrix engineered to block solar heat from penetrating attic decks. Contractors and homeowners typically mount these rolls beneath roof sheathing or over existing flooring to stabilize indoor climates in sheds garages and residential attics.

✅ 97 percent radiant heat reflection rate meets ASTM Class A fire safety standards
✅ Fiberglass alternative that resists compression tears and chronic moisture absorption
✅ R6 thermal rating per single layer expanding to R15 when stacked for deep freeze protection
✅ Light silver metalized film 1.5mm 1/16 inch thick slices cleanly with standard utility blades

💡 What methods prevent condensation and heat transfer when installing foam radiant barrier underlayment?

This handy technique stops unwanted thermal bridging while keeping your attic cavity dry and stable.
- Staple the foil faced sheet directly over ceiling joists leaving zero gaps near ventilation openings
- Seal overlapping joints with metallic tape to build an uninterrupted thermal blanket that traps cool air efficiently
- Secure loose edges immediately to keep wind driven humidity away from exposed framing members all season long✝️